Pefferlaw Brook is a River located in York, Ontario and has an elevation of 231 meters.

• Latitude: 44° 20' 24'' North   (decimal: 44.34)
• Longitude: 79° 13' 6'' West   (decimal: -79.2183333)
• Topography Feature Category: River
• Geographical Feature: Brook
• Canadian Province/Territory: Ontario
• Elevation: 231 meters
• Location: York
• Atlas of Canada Locator Map: Pefferlaw Brook
• GPS Coordinate Locator Map: Pefferlaw Brook Lat/Long